Table 5. Spearman's correlation between the Shh, Ptch and Gli1 in bone marrow metastases.

Bone marrow metastases			Epithelium		Stroma
			Ptch	Gli1	Shh	Ptch	Gli1
Epithelium	Shh	Correlation coefficient	0.405	0.281	0.475	0.111	0.247
		Sig. (two-tailed)	0.003	0.041	0.000	0.443	0.087
	Ptch	Correlation coefficient		0.355	0.388	0.462	0.301
		Sig. (two-tailed)		0.009	0.005	0.001	0.036
	Gli1	Correlation coefficient			0.160	0.370	0.484
		Sig. (two-tailed)			0.263	0.008	0.000
Stroma	Shh	Correlation coefficient				0.443	0.425
		Sig. (two-tailed)				0.001	0.002
	Ptch	Correlation coefficient					0.502
		Sig. (two-tailed)					0.000